Mountain resort image
– Lat/Long: 48.71° N 121.99° W

South Twin Sister
Weather Forecast, United States

Issued: 9 pm Sat 06 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–4 Weather Summary

Heavy rain (total 56mm), heaviest during Mon night. Mild temperatures (max 9°C on Mon afternoon, min 4°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 33mm), heaviest during Thu night. Very mild (max 10°C on Fri morning, min 4°C on Tue night). Wind will be generally light.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
mod rain
rain showers
mod rain
mod rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
heavy rain
light rain
rain showers
light rain
mod. rain
mod. rain
rain shwrs
mod. rain
mod. rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod. rain
heavy rain
light rain
rain shwrs
light rain
 km/h
5
SSE
10
SSE
15
WSW
5
SW
10
SSE
15
SSW
10
WSW
5
SSE
5
SSE
15
SSW
15
WSW
5
SSW
5
E
5
S
5
SW
5
SE
5
WSW
5
S
5
S
 cm 
 mm 
7
6
3
6
7
12
14
0.3
0.8
5
4
0.9
1.7
2
8
11
0.8
0.3
0.5
max°C
6
6
7
6
6
9
7
6
5
7
5
5
5
6
7
9
10
10
9
min°C
6
5
6
5
6
7
4
5
4
4
5
5
4
5
6
7
9
10
9
chill°C 
4
3
4
4
4
4
1
3
2
1
2
4
3
5
6
7
9
10
8
Freezing level (m
1400
1550
1650
1400
1600
2200
1150
1250
1250
1800
1250
1250
1150
1800
2000
2400
2300
2650
2650
Cloud base (m)
600
550
600
600
650
550
600
650
1600
550
650
600
1750
600
600
600
650
650
750
Sea lvl1000m2000m3000m4000m5000m
-4-3-4-5-11-4-5-5-4-6-5-3-1-11222-111-124-1-2-21-2-1-1224554667668665655567810109
Sunrise
7:46
7:47
7:48
7:48
7:50
7:50
Sunset
4:12
4:10
4:10
4:10
4:10
4:10

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South Twin Sister Weather (Days 0-3):

The weather forecast for South Twin Sister is: Heavy rain (total 56mm), heaviest during Mon night. Mild temperatures (max 9°C on Mon afternoon, min 4°C on Mon night). Wind will be generally light.

South Twin Sister Weather (Days 3-6):

Heavy rain (total 33mm), heaviest during Thu night. Very mild (max 10°C on Fri morning, min 4°C on Tue night). Wind will be generally light.

This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
22 km WSW
94m alt.
48 minutes ago
7° C
Dry
0
Calm
(0 kph at 101).
2
25 km WNW
102m alt.
49 minutes ago
8° C
Dry
0
Calm
(0 kph at 53).
3
25 km WSW
198m alt.
32 minutes ago
7° C
Dry
0
Calm
(0 kph at 225).
2
26 km NW
125m alt.
52 minutes ago
7° C
Dry
5
Calm
(5 kph at 238).
5
27 km WSW
99m alt.
48 minutes ago
8° C
Dry
0
Calm
(0 kph at 102).
2
28 km NW
152m alt.
1 hour ago
7° C
Dry
0
Calm
(0 kph at 4).
0
30 km WSW
130m alt.
31 minutes ago
7° C
Dry
0
Calm
(0 kph at 222).
0
35 km WNW
19m alt.
1 hour ago
8° C
Dry
0
Calm
(0 kph at 202).
3
35 km WSW
100m alt.
49 minutes ago
10° C
Dry
5
Calm
(5 kph at 172).
11
SHIP3957
39 km W
15m alt.
2 hours ago
9
Light winds from the SSE
(10 kph at 160).
- km

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.